JIS F 2332:1991 (R2017) Weathertight steel doors for small ships
JIS F 2333:1991 (R2017) Non-weathertight steel doors for small ships
JIS F 2408:1991 (R2017) Gooseneck ventilators
JIS F 0809:1991 (R2017) Ships' steering gear - Test method at sea trial
JIS B 0104:1991 (R2015) Rolling bearings - Vocabulary
JIS W 0131:1991 (R2017) Aircraft - Technical operations - Vocabulary
JIS B 0410:1991 (R2015) General tolerances for parts formed by shear from metal plates
JIS C 5564:1991 (R2014) Magnetic tape sound recording and reproducing systems Part 3: Methods of measuring the characteristics of recording and reproducing equipment for sound on magnetic tape
JIS C 5569:1991 (R2015) Method of measurement of speed fluctuations in sound recording and reproducing equipment
JIS B 0408:1991 (R2015) General dimensional tolerances for parts formed by press working from sheet metal
JIS C 5502:1991 (R2015) Microphones
JIS X 6261:1991 (R2014) 130 mm optical disk cartridges, write-once, for information interchange